Mathematics:

Zero Is The Leaves On The Tree

Written by Betsy Franco
Illustrated by Shino Arihara

Format: Hardcover, 32 pages
On Sale: August 11, 2009
Price: $15.99

It's easy to count three of something-- just add them up. But how do you count zero, a number that is best defined by what it's not?

Can you see it?
Can you hear it?
Can you feel it?

This important math concept is beautifully explored in a way that will inspire children to find... Read more >

Tyrannosaurus Math

Written by Michelle Markel
Illustrated by Doug Cushman

Format: Hardcover, 32 pages
On Sale: July 14, 2009
Price: $15.99

Who can add an entire herd of triceratops, multiply the legs of a group of ankylosaurs, and estimate the distance to the next tasty meal?

TYRANNOSAURUS MATH!

He's a number-crunching dinosaur who chews on math problems as easily as he thunders through the trees. When his little sister is in terrible danger... Read more >

Piece = Part = Portion
Fractions = Decimals = Percents
Written by Scott Gifford
Photographed by Shmuel Thaler

Format: Hardcover, 32 pages
On Sale: March 1, 2004
Price: $15.99

Just as hola and bonjour mean “hello,” in the language of math, fractions, decimals, and percents describe the same thing in slightly different ways. So why are so many kids bewildered by this math basic? Because rarely is the explanation of this important concept presented so clearly. Now there'¬?s PIECE... Read more >